artifact.py
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| 1 | """Artifact digest helpers (§K9.8).""" |
| 2 | |
| 3 | from __future__ import annotations |
| 4 | |
| 5 | import hashlib |
| 6 | from pathlib import Path |
| 7 | |
| 8 | |
| 9 | def sha256_file_bytes(path: Path) -> str: |
| 10 | """Return lowercase hex SHA-256 of raw file bytes.""" |
| 11 | digest = hashlib.sha256(path.read_bytes()).hexdigest() |
| 12 | return digest.lower() |